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package demo1008;

import demo928.*;
import java.util.HashMap;

/**
 *
 * @author Administrator
 */
public class TreeMapDemo {
   
  
    public static void main(String args[]){
        HashMap<String,String> dianhuamap=new HashMap<String,String>();
        dianhuamap.put("daqing","0459");
        dianhuamap.put("qqhe","0452");
        dianhuamap.put("haerbin","0451");
        dianhuamap.put("mdj","0453");
        
        dianhuamap.put("jms","0454");
        //System.out.println(dianhuamap.containsKey("daqing"));
        //System.out.println(dianhuamap.get("qqhe"));
        for(String s:dianhuamap.keySet()){
          System.out.println(s+"="+dianhuamap.get(s));
            
        }
        
        
       
       
       
        
     
        
        
        
        
        
        
    }
    
}
